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Finding the Fourth Proportional to 196.34, 294.52 and 59.39

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Solution

The fourth proportional to 196.34, 294.52 and 59.39 is: 89.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    196.34 : 294.52 = 59.39 : x
  2. Step 2: Convert to fraction form
    196.34/294.52 = 59.39/x
  3. Step 3: Cross multiply
    196.34x = 294.52 × 59.39
  4. Step 4: Simplify right side
    196.34x = 17,490.91
  5. Step 5: Solve for x
    x = 17,490.91/196.34
  6. Step 6: Final answer
    x = 89.08

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.